General:

* Fixed a variety of server browser issues with mods based on this SDK
* Fixed many warnings on various platforms
* Added source code for fgdlib and raytrace
* Updated many source files with the latest shared source from TF2.

OSX:
* Added support for Xcode 4.6
* Switched OSX builds to use Xcode instead of makefiles
* Moved libs from src/lib/osx32 to src/lib/public/osx32 or src/lib/common/osx32 to match windows better.

Linux:
* Moved libs from src/lib/linux32 to src/lib/public/linux32 or src/lib/common/linux32 to match windows better.

sp/src/vpc_scripts/source_base.vpc

@@ -15,3 +15,32 @@
 // rel/tf_beta branch:
 //$Conditional TF_BETA	"1"
 
+$Configuration "Debug"
+{
+	$Compiler
+	{
+		// Pass on appropriate branch define to preprocessor
+		$PreprocessorDefinitions		"VPC"
+		$PreprocessorDefinitions		"$BASE;STAGING_ONLY" [$STAGING_ONLY]
+		$PreprocessorDefinitions		"$BASE;TF_BETA" [$TF_BETA]
+		$PreprocessorDefinitions		"$BASE;RAD_TELEMETRY_DISABLED" [$SOURCESDK]
+// Need to revisit the code to make things run with the _RETAIL preprocessor definition
+// This line was added in the previous check-in, but had previously not been defined in this branch
+//		$PreprocessorDefinitions		"$BASE;_RETAIL"		[$RETAIL]
+	}
+}
+
+$Configuration "Release"
+{
+	$Compiler
+	{
+		// Pass on appropriate branch define to preprocessor
+		$PreprocessorDefinitions		"VPC"
+		$PreprocessorDefinitions		"$BASE;STAGING_ONLY" [$STAGING_ONLY]
+		$PreprocessorDefinitions		"$BASE;TF_BETA" [$TF_BETA]
+		$PreprocessorDefinitions		"$BASE;RAD_TELEMETRY_DISABLED" [$SOURCESDK]
+// Need to revisit the code to make things run with the _RETAIL preprocessor definition
+// This line was added in the previous check-in, but had previously not been defined in this branch
+//		$PreprocessorDefinitions		"$BASE;_RETAIL"		[$RETAIL]
+	}
+}